Home / 15,065,441.36-20,770,794.97-9,757,692.80

Finding the Fourth Proportional to 15,065,441.36, 20,770,794.97 and 9,757,692.80

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Solution

The fourth proportional to 15,065,441.36, 20,770,794.97 and 9,757,692.80 is: 13,452,977.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,065,441.36 : 20,770,794.97 = 9,757,692.80 : x
  2. Step 2: Convert to fraction form
    15,065,441.36/20,770,794.97 = 9,757,692.80/x
  3. Step 3: Cross multiply
    15,065,441.36x = 20,770,794.97 × 9,757,692.80
  4. Step 4: Simplify right side
    15,065,441.36x = 202,675,036,529,045.22
  5. Step 5: Solve for x
    x = 202,675,036,529,045.22/15,065,441.36
  6. Step 6: Final answer
    x = 13,452,977.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.